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Introduction - Siemens 3AD8 Instruction Manual

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Introduction

Introduction
The remote control unit (RCU) is used to
connect the Fusesaver (FS) pole-mounted or
conductor-mounted circuit breaker into a
utility SCADA system. The RCU is a pole-
mounted enclosure containing a
microprocessor, a short-range
(approximately 20 m) radio used to
communicate with the FS and a long-range
radio (or modem). The long-range radio (or
modem) is not supplied or fitted by Siemens
unless specifically included to in the sales
contract.
Successful application and operation of this
equipment depends as much upon proper
installation and maintenance by the user as
it does upon the proper design and
fabrication by Siemens.
Format and aim of the operating
instructions
These operating instructions apply for the
RCU.
The purpose of this instruction manual is to
assist the user in developing safe and
efficient procedures for the installation,
maintenance and use of the equipment.
These instructions are intended to
familiarize personnel with the mechanical
and electrical design as well as the general
functionality of the RCU. These instructions
also include notes on operation and
information concerning installation and
maintenance.
It is required that operating and installation
personnel familiarize themselves as early as
possible with the instructions and other
documents provided, in order to gather any
relevant further information on the RCU and
its features.
In written or verbal communications, please
provide the complete description from the
operating instructions, quote the serial
number and use only the designations and
key numbers for subparts used in these
locations.
Contact the nearest Siemens representative
if any additional information is desired.
Safety instructions
The RCU, together with the accessories and
special tools also supplied, is in conformity
with the statutory laws, rules, and standards
applicable at the time of delivery, especially
those regulations concerning health and
safety.
Signal words
The signal words "danger," "warning" and
"caution" used in this manual indicate the
degree of hazard that may be encountered
by the user. These words are defined as:
Danger - Indicates an imminently hazardous
situation that, if not avoided, will result in
death or serious injury.
Warning - Indicates a potentially hazardous
situation that, if not avoided, could result in
death or serious injury.
Caution - Indicates a potentially hazardous
situation that, if not avoided, may result in
minor or moderate injury.
Notice - Indicates a potentially hazardous
situation that, if not avoided, may result in
property damage.
Field service operation and warranty
issues
Siemens can provide competent, well-
trained field service representatives to
provide technical guidance and advisory
assistance for the installation, overhaul,
repair and maintenance of Siemens
equipment, processes and systems. Contact
regional service centers, sales offices or the
factory for details, or telephone Siemens
field service at +1 (800) 347-6659 or +1
(919) 365-2200 outside the U.S.

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